Required Skills

androidapici/cdiosreactsqliteswifttypescript

Job Description

*React Native Developer \-** ***Mid–Senior Level \| Full\-time \| Work From Office*****Role OverviewWe are hiring a React Native Developer to build a greenfield, offline\-first iOS mobile application. The app involves a custom Native Swift/Metal drawing module, a production\-grade sync engine, encrypted local storage, and hardware integrations (GPS, camera, Bluetooth). This is a 6\-month build to App Store submission.Key Responsibilities**

Build and own the React Native application from project setup to App Store submission
Implement offline\-first architecture: WatermelonDB (SQLCipher), persistent sync queue, chunked uploads with retry and idempotency
Own the JSI Turbo Module interface between React Native and a Native Swift drawing canvas
Integrate Mapbox SDK with offline tile packs and custom GeoJSON overlays
Implement background sync, push notifications, biometric auth, and secure JWT session management
Build client\-side validation services and pre\-submission guard logic
Instrument Sentry (with native crash symbolication) and Amplitude analytics
Manage EAS Build and EAS Update CI/CD pipelines

3\+ years React Native with at least one production iOS app shipped
TypeScript — strict mode; generics, discriminated unions, typed async
Proven offline\-first experience: local\-first storage, sync queue, conflict handling
Custom native module integration via JSI or bridge
Chunked file upload with retry, idempotency, and resume\-on\-failure
WatermelonDB, Realm, or equivalent SQLite\-backed offline database
Expo managed workflow — EAS Build, EAS Update, development builds

*Tech StackReact Native 0\.74\+ · TypeScript strict · Expo SDK · WatermelonDB \+ SQLCipher · Zustand · TanStack Query v5 · Axios · Mapbox SDK · expo\-location · expo\-camera · expo\-notifications · react\-native\-background\-fetch · Sentry · Amplitude · Jest \+ Detox · EAS Build \+ EAS Update**

Pay: ₹14,188\.31 \- ₹64,852\.77 per month

Work Location: In person